He pretended not to care but that remark _________ his real opinion on the matter.

 In recent years much more emphasis has been put______ developing the students productive skills.

Jane is supposed to stop working. She has a serious headache because she ______  all the morning . 

Many wage earners in big cities find they may only have enough to ____ their houses, cars and other costs of living and have little extra money to invest.

Traditions and fashions, like society itself, change and         with time.